<template>
  <div class="hello">
    <h1>{{ msg }}</h1>
    <button  @click="edit">{{initMessage}}</button>
    <demo-component></demo-component>
  </div>
</template>

<script lang="ts">
import { Component, Prop, Vue } from 'vue-property-decorator';
@Component
export default class HelloWorld extends Vue {
  @Prop() private msg!: string;
  private initMessage = this.$store.state.crumbs.initMessage
  private edit():void{
    this.$store.commit("crumbs/ADDCRUMBSARR", '修改后的数据');
    this.initMessage = this.$store.state.crumbs.initMessage
  }
}
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped lang="less">
h3 {
  margin: 40px 0 0;
}
ul {
  list-style-type: none;
  padding: 0;
}
li {
  display: inline-block;
  margin: 0 10px;
}
a {
  color: #42b983;
}
</style>
